#4F87DC#4F87DC

#4F87DC is a light, vivid blue. Relative luminance 0.242; OKLCH L 62.5% C 0.142 H 258.5°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4F87DC
RGB	rgb(79, 135, 220)
HSL	hsl(216, 67%, 59%)
HSV	hsv(216, 64%, 86%)
CMYK	cmyk(64.1%, 38.6%, 0%, 13.7%)
CIE-LAB	lab(56.24, 8.12, -48.92)
CIE-LCH	lch(56.24, 49.59, 279.43°)
OKLab	oklab(62.5% -0.0282 -0.1391)
OKLCH	oklch(62.5% 0.142 258.5)
XYZ	xyz(24.8021, 24.1551, 71.0516)
Luminance	0.2416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F87DC #DCA44F

analogous

#4FCEDC #4F87DC #5D4FDC

triadic

#4F87DC #DC4F87 #87DC4F

tetradic

#4F87DC #DC4FCE #DCA44F #4FDC5D

square

#4F87DC #DC4FCE #DCA44F #4FDC5D

split-complementary

#4F87DC #DC5D4F #CEDC4F

monochromatic

#1D4C93 #2767C6 #4F87DC #82AAE6 #B5CDF0

Accessibility & contrast

On white

3.60

#4F87DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#4F87DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F87DC

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F87DC	#FFFFFF	#000000	##000000
##4F87DC	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#618EDF

Deuteranopia (green-blind)

#4D81DA

Tritanopia (blue-blind)

#009AA7

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4f87dc;
/* rgb */ color: rgb(79, 135, 220);
/* oklch */ color: oklch(62.5% 0.142 258.5);

Tailwind

colors: {
  custom: {
    50: '#8da9e7',
    500: '#4f87dc',
    950: '#000000',
  },
}

SCSS

$custom: #4f87dc;
$custom-light: #8da9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4f87dc",
  "rgb": {
    "r": 79,
    "g": 135,
    "b": 220
  },
  "hsl": {
    "h": 216.17,
    "s": 66.825,
    "l": 58.627
  },
  "oklch": {
    "l": 0.62503,
    "c": 0.14197,
    "h": 258.5
  },
  "luminance": 0.24158
}

Semantic roles & 50–950 ramp

primary

#4F87DC

secondary

#DFC9A8

accent

#A63EEA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4F87DC

Body copy rendered with the generated semantic roles for this colour.

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